It's the definition of a SPECIES.
Those animals are from the same species.
When infected by a virus, a host cell produce many thousands of identical copies of the original virus. so the answer is B
hope this helps:)
<span>Human weight at the time of birth is influenced by stabilizing selection. Stabilizing selection, also known as negative selection, purifying selection or normalizing selection, is a type of natural selection in which genetic diversity decays according to a particular value of the character. This is the most common mechanism of action of natural selection.</span>
I think it would be the thrid